TIL I learned about gravastars (aka a gravitational vacuum star), theoretical objects related to black holes. Both are massive & ...

Famed physicist Albert Einstein first theorized that an observer should see a ring of light surrounding the black hole, ...

The Event Horizon Telescope captured the first image of the Milky Way galaxy's supermassive black hole Sagittarius A* — our ...

What really happens inside a black hole? From extreme spacetime curvature to theoretical wormholes and white holes, this video explores the terrifying and fascinating physics of the universe’s most ...

April 21 - 28 is International Dark Sky Week, a global celebration of the night sky during which like-minded organizations and people take action to raise awareness of an inevitable aspect of ...

"Our findings pave the way for rigorous examinations of black holes and the exploration of new physics in gravity." ...

Near an exceptional point—a special type of singularity in complex systems—these interactions cause dramatic changes. In black holes, these interactions between QNMs cause large shifts in ...

Among the countless starry expanse of our galaxy, a lone black hole had been silently gliding — unrecognised until today. Due to decades of determination, a group of researchers has successfully ...